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Schedule of Unsecured Senior Notes (Details) - USD ($)
$ in Thousands
Mar. 31, 2024
Dec. 31, 2023
Debt Instrument [Line Items]    
Senior Notes $ 9,794,527 $ 10,491,617
Boston Properties Limited Partnership    
Debt Instrument [Line Items]    
Senior Notes 9,794,527 $ 10,491,617
Boston Properties Limited Partnership | Senior Notes    
Debt Instrument [Line Items]    
Debt 9,850,000  
Debt Instrument, Unamortized Discount 12,611  
Debt Issuance Costs, Net $ 42,862  
Boston Properties Limited Partnership | Senior Notes | 3.350% unsecured senior notes    
Debt Instrument [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 3.20%  
Debt Instrument, Interest Rate, Effective Percentage [1] 3.35%  
Debt $ 850,000  
Long-term Debt, Maturity Date [2] Jan. 15, 2025  
Boston Properties Limited Partnership | Senior Notes | 3.766% unsecured senior notes    
Debt Instrument [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 3.65%  
Debt Instrument, Interest Rate, Effective Percentage [1] 3.766%  
Debt $ 1,000,000  
Long-term Debt, Maturity Date [2] Feb. 01, 2026  
Boston Properties Limited Partnership | Senior Notes | 3.495% unsecured senior notes    
Debt Instrument [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 2.75%  
Debt Instrument, Interest Rate, Effective Percentage [1] 3.495%  
Debt $ 1,000,000  
Long-term Debt, Maturity Date [2] Oct. 01, 2026  
Boston Properties Limited Partnership | Senior Notes | 6.924% unsecured senior notes    
Debt Instrument [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 6.75%  
Debt Instrument, Interest Rate, Effective Percentage [1] 6.924%  
Debt $ 750,000  
Long-term Debt, Maturity Date [2] Dec. 01, 2027  
Boston Properties Limited Partnership | Senior Notes | 4.628% unsecured senior notes    
Debt Instrument [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 4.50%  
Debt Instrument, Interest Rate, Effective Percentage [1] 4.628%  
Debt $ 1,000,000  
Long-term Debt, Maturity Date [2] Dec. 01, 2028  
Boston Properties Limited Partnership | Senior Notes | 3.505% unsecured senior notes    
Debt Instrument [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 3.40%  
Debt Instrument, Interest Rate, Effective Percentage [1] 3.505%  
Debt $ 850,000  
Long-term Debt, Maturity Date [2] Jun. 21, 2029  
Boston Properties Limited Partnership | Senior Notes | 2.984% unsecured senior notes    
Debt Instrument [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 2.90%  
Debt Instrument, Interest Rate, Effective Percentage [1] 2.984%  
Debt $ 700,000  
Long-term Debt, Maturity Date [2] Mar. 15, 2030  
Boston Properties Limited Partnership | Senior Notes | 3.343 % unsecured senior notes    
Debt Instrument [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 3.25%  
Debt Instrument, Interest Rate, Effective Percentage [1] 3.343%  
Debt $ 1,250,000  
Long-term Debt, Maturity Date [2] Jan. 30, 2031  
Boston Properties Limited Partnership | Senior Notes | 2.671% unsecured senior notes    
Debt Instrument [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 2.55%  
Debt Instrument, Interest Rate, Effective Percentage [1] 2.671%  
Debt $ 850,000  
Long-term Debt, Maturity Date [2] Apr. 01, 2032  
Boston Properties Limited Partnership | Senior Notes | 2.524% unsecured senior notes    
Debt Instrument [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 2.45%  
Debt Instrument, Interest Rate, Effective Percentage [1] 2.524%  
Debt $ 850,000  
Long-term Debt, Maturity Date [2] Oct. 01, 2033  
Boston Properties Limited Partnership | Senior Notes | 6.619% unsecured senior notes    
Debt Instrument [Line Items]    
Debt Instrument, Interest Rate, Stated Percentage 6.50%  
Debt Instrument, Interest Rate, Effective Percentage [1] 6.619%  
Debt $ 750,000  
Long-term Debt, Maturity Date [2] Jan. 15, 2034  
[1] Yield on issuance date including the effects of discounts on the notes, settlements of interest rate contracts and the amortization of financing costs.
[2] No principal amounts are due prior to maturity.